kernel - Adjust pv caching a little
authorMatthew Dillon <dillon@apollo.backplane.com>
Fri, 4 May 2018 04:58:40 +0000 (21:58 -0700)
committerMatthew Dillon <dillon@apollo.backplane.com>
Tue, 8 May 2018 17:01:20 +0000 (10:01 -0700)
commit67e78c75990f503286cfa00cf072bd05af3da682
tree024ec736a602921bdf186527af7547307dd5b56a
parent375bb03e4563970aee0a2a500e742732a6c8a975
kernel - Adjust pv caching a little

* Rearrange pv_cache() usage to remove a conditional.

* Use atomic_fcmpset_*() to improve performance a little.
sys/platform/pc64/x86_64/pmap.c